255620416325 has 6 divisors (see below), whose sum is σ = 316969316274. Its totient is φ = 204496333040.

The previous prime is 255620416313. The next prime is 255620416333. The reversal of 255620416325 is 523614026552.

It can be written as a sum of positive squares in 3 ways, for example, as 52456573156 + 203163843169 = 229034^2 + 450737^2 .

It is not a de Polignac number, because 255620416325 - 2¹⁶ = 255620350789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5112408302 + ... + 5112408351.

It is an arithmetic number, because the mean of its divisors is an integer number (52828219379).

Almost surely, 2^255620416325 is an apocalyptic number.

255620416325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

255620416325 is a deficient number, since it is larger than the sum of its proper divisors (61348899949).

255620416325 is a wasteful number, since it uses less digits than its factorization.

255620416325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10224816663 (or 10224816658 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 41.

The spelling of 255620416325 in words is "two hundred fifty-five billion, six hundred twenty million, four hundred sixteen thousand, three hundred twenty-five".